Mug with fluted base



FIG. 1 is a perspective view of a mug with fluted base according to the present invention;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top view thereof. 

The ornamental design for a mug with fluted base, as shown and described. 